Features:
- Complete Stage 4 Allison transmission package
- Fits 2007.5-2010 6.6L LMM Duramax 2WD trucks
- Includes ATS Five Star torque converter
- Deep transmission pan boosts cooling capacity
- ATS Co-Pilot controller improves shift performance
- Billet input and intermediate shafts included
- Designed for PTO-equipped truck applications
- Improves durability under heavy power loads
- Engineered for Silverado and Sierra HD models
- Ideal for towing or performance upgrades
- $500 shipping surcharge applies at checkout
Built for LMM Duramax Owners Who Expect More
If you rely on your 2007.5-2010 Duramax 2WD to tow, haul, or put down extra power, you already know the factory Allison has its limits. The ATS Stage 4 Allison LCT1000 Crate Transmission is designed to push those limits even further. Perfect for PTO-equipped Silverado and Sierra 2500HD or 3500HD models, this fully built transmission arrives ready to handle the kind of work that wears out stock components. Whether you’re managing heavy equipment on the jobsite or putting your truck to the test on performance runs, this complete transmission package gives you the peace of mind to keep pushing forward without holding back.
Proven ATS Components for Serious Performanc
Every part of this Stage 4 package is engineered with real-world performance in mind. It features the ATS Five Star torque converter to help deliver more efficient power transfer, keeping your truck responsive under load. The deep transmission pan adds fluid capacity and cooling, reducing heat buildup during demanding conditions. The included ATS Co-Pilot Transmission Controller optimizes shift timing and line pressure, keeping shifts smooth and predictable. Inside the transmission, billet input and intermediate shafts replace the factory’s weaker components, giving your truck the added durability it needs when torque and horsepower start to climb. This transmission package is the ideal foundation for anyone serious about getting more out of their LMM Duramax. A $500 shipping surcharge applies at checkout.
Fits: 2007.5, 2008, 2009, 2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM PTO 2WD
ATS 309-843-4332 Stage 4 Allison LCT1000 Crate Transmission | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM PTO 2WD
ATS Diesel Performance
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ATS Diesel Performance
ATS 309-843-4332 Stage 4 Allison LCT1000 Crate Transmission | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM PTO 2WD
- SKU:
- ATS309-843-4332
- UPC:

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ATS Diesel Performance
ATS 309-853-4332 Stage 5 Allison LCT1000 Crate Transmission | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM PTO 2WD
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$9,861.45

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ATS Diesel Performance
ATS 309-823-4332 Stage 2 Allison LCT1000 Crate Transmission | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM PTO 2WD
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$6,538.95

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ATS Diesel Performance
ATS 309-845-4332 Stage 4 Allison LCT1000 Crate Transmission | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM PTO 4WD
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$8,081.95

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ATS Diesel Performance
ATS 309-833-4332 Stage 3 Allison LCT1000 Crate Transmission | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM PTO 2WD
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$7,331.95

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ATS Diesel Performance
ATS 309-813-4332 Stage 1 Allison LCT1000 Crate Transmission | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM PTO 2WD
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$5,363.95
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